This is a Power HD HD-1370A Sub Micro Analog Servo weighing in at 3.7g (without connector).
Their professional and experienced R&D team strives to produce reliable and competitive products that offer superior performance for the price.
Each product produced by Power HD is checked and tested in house through a series of strict quality control measures using cutting edge technological facilities.
Power HD servos offer one of the best performance/cost ratio's of any servo in the industry and there is a Power HD servo to suit every budget and application.
Specs:
Gear Type: Plastic
Connector: JR Type
Weight: 3.7g (less connector)
Dimension: 20x17.6x8.0mm
Supply voltage: 6.0V
Stall Torque: 8.32oz-in (0.6kg.cm)
Operating Speed: 0.10sec/60°(no load running)
Dead band width: ≤4us